OCCT is a utility that works to check the stability and sound working of the CPU and RAM memory. OCCT means OverClock Checking Tool, and here are its principle characteristics:
* Support for up to 16 cores.
* Completely personalizable tests for duration, priority, CPU or RAM memory, etc.
* Automatic detection of the CPU and baseplate.
* It has support for monitoring via external applications.
* It shows you graphs that indicate temperature and voltages during the tests.